MACKINAW RIVER NEAR GREEN VALLEY, IL

TAZEWELL COUNTY, IL40.4547°N, -89.6062°W Updated 21 hr ago

FLOW RATE

1,566cfs

GAUGE HT

16.43ft

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

1,566cfs 185.7% vs avg

Optimal band: 2,192–2,966 cfs

PERIOD HIGH

8,513cfs

PERIOD LOW

989cfs

RUNNABLE

16%

last 30 day in band

Gauge Height

16.43ft

Precipitation History

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40.4547, -89.6062

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DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC

Site #05568000·USGS

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